aboutsummaryrefslogtreecommitdiff
path: root/include/standard-headers/linux/virtio_net.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/standard-headers/linux/virtio_net.h')
-rw-r--r--include/standard-headers/linux/virtio_net.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/standard-headers/linux/virtio_net.h b/include/standard-headers/linux/virtio_net.h
index 30ff24940d..e9f255ea3f 100644
--- a/include/standard-headers/linux/virtio_net.h
+++ b/include/standard-headers/linux/virtio_net.h
@@ -57,6 +57,8 @@
* Steering */
#define VIRTIO_NET_F_CTRL_MAC_ADDR 23 /* Set MAC address */
+#define VIRTIO_NET_F_SPEED_DUPLEX 63 /* Device set linkspeed and duplex */
+
#ifndef VIRTIO_NET_NO_LEGACY
#define VIRTIO_NET_F_GSO 6 /* Host handles pkts w/ any GSO type */
#endif /* VIRTIO_NET_NO_LEGACY */
@@ -76,6 +78,17 @@ struct virtio_net_config {
uint16_t max_virtqueue_pairs;
/* Default maximum transmit unit advice */
uint16_t mtu;
+ /*
+ * speed, in units of 1Mb. All values 0 to INT_MAX are legal.
+ * Any other value stands for unknown.
+ */
+ uint32_t speed;
+ /*
+ * 0x00 - half duplex
+ * 0x01 - full duplex
+ * Any other value stands for unknown.
+ */
+ uint8_t duplex;
} QEMU_PACKED;
/*